All Matches

Solution Library

Expert Answer

Textbooks

Search Textbook questions, tutors and Books

Oops, something went wrong!

Change your search query and then try again

Result Not Found

Books FREE
Tutors
Study Help
Ask a Question
AI Study Help New

Search
Sign In
Register

study help
mathematics
basic technical mathematics

Questions and Answers of Basic Technical Mathematics

Solve the triangles with the given parts.a = 0.530, b = 0.875, c = 1.25
Find the indicated vector sums and differences with the given vectors by means of diagrams.A + 2D − 3B A B C D E
A laser on a self-driving car stopped at a traffic signal detects a pedestrian a distance of 15.8 m away. A split second later, the laser rotates by 56.3° and detects a street light pole 12.1 m
Point P on the mechanism shown in Fig. 9.67 is driven back and forth horizontally. If the minimum value of angle θ is 32.0°, what is the distance between extreme positions of P? What is the maximum
Assuming the vectors in Fig. 9.49 are in equilibrium, find T1 and T2. See Example 6.Data from Example 6An 865-lb crate of building supplies is hanging from two cables as shown in Fig. 9.38. Find the
Solve the triangles with the given parts.a = 4114, b = 9110, c = 5016
A ship’s captain notes that a second ship is 14.5 km away at a bearing measured clockwise from true north of 46.3°, and that a third ship was at a distance of 21.7 km at a bearing of 201.0°. How
Find the indicated vector sums and differences with the given vectors by means of diagrams.B + 2C − E A B C D E
Two persons are talking to each other on cell phones. The angle between their signals at the tower is 132°, as shown in Fig. 9.79. How far apart are they? Fig. 9.79 2.4 mi www. PATA 132* 3.7 mi
Solve the triangles with the given parts.a = 17, b = 12, c = 25
An air traffic controller sights two planes that are due east from the control tower and headed toward each other. One is 15.8 mi from the tower at an angle of elevation of 26.4°, and the other is
Find the indicated vector sums and differences with the given vectors by means of diagrams.2B − 3/2E A B C D E
A person standing on level ground from the base of the Skylon Tower in Niagara Falls observes an elevator going up the side of the tower. At one instant, the angle of elevation to the elevator is
Solve the triangles with the given parts.A = 43.12°, a = 7.893, b = 4.113
Find the indicated vector sums and differences with the given vectors by means of diagrams.3B + 1/2A A B C D E
A flat rectangular barge, 48.0 m long and 20.0 m wide, is headed directly across a stream at 4.5 km/h. The stream flows at 3.8 km/h. What is the velocity, relative to the riverbed, of a person
The resultant R of displacements A and B is perpendicular to A. If A = 25 m and R = 25 m, find the angle between A and B.
A motorist traveling along a level highway at 75 km/h directly toward a mountain notes that the angle of elevation of the mountain top changes from about 20° to about 30° in a 20-min period. How
Solve the triangles with the given parts.A = 67.16°, B = 96.84°, c = 532.9
A car is held stationary on a ramp by two forces. One is the force of 480 lb by the brakes, which hold it from rolling down the ramp. The other is a reaction force by the ramp of 2250 lb,
A plane is moving at 75.0 m/s, and a package with weather instruments is ejected horizontally from the plane at 15.0 m/s, perpendicular to the direction of the plane. If the vertical velocity vv (in
Find the indicated vector sums and differences with the given vectors by means of diagrams.C − 2A A B C D E
A ferryboat travels at 11.5 km/h with respect to the water. Because of the river current, it is traveling at 12.7 km/h with respect to the land in the direction of its destination. If the
The angle between two equal-momentum vectors of 15.0 kg · m/s in magnitude is 72.0° when placed tail to tail. What is the magnitude of the resultant?
Solve the triangles with the given parts.a = 0.208, c = 0.697, B = 165.4°
Find the required horizontal and vertical components of the given vectors. At one point, the Pioneer space probe was entering the gravitational field of Jupiter at an angle of 2.55° below the
Find the indicated vector sums and differences with the given vectors by means of diagrams.E − B A B C D E
What is the magnitude of a velocity vector that makes an angle of 18.0° with its horizontal component of 420 mi/h?
A nut is in the shape of a regular hexagon (six sides). If each side is 9.53 mm, what opening on a wrench is necessary to tighten the nut? See Fig. 9.78. Fig. 9.78 9.53 mm,
A Mars rover travels 569 m in a straight line and then stops to take a soil sample. It then changes direction and travels another 642 m where it takes another sample. If it must turn on a 47.2°
Find the required horizontal and vertical components of the given vectors. Two upward forces are acting on a bolt. One force of 60.5 lb acts at an angle of 82.4° above the horizontal, and the other
A communications satellite is directly above the extension of a line between receiving towers A and B. It is determined from radio signals that the angle of elevation of the satellite from tower A is
Solve the triangles with the given parts.a = 7.86, b = 2.45, C = 2.5°
In searching for a boat lost at sea, a Coast Guard cutter leaves a port and travels 75.0 mi due east. It then turns 65° north of east and travels another 75.0 mi, and finally turns another 65.0°
Find the required horizontal and vertical components of the given vectors. Vertical wind sheer in the lowest 100 m above the ground is of great importance to aircraft when taking off or landing. It
Find the indicated vector sums and differences with the given vectors by means of diagrams.C − D A B C D E
The angle between two forces of 1700 N and 2500 N is 37° when placed tail to tail. What is the magnitude of the resultant force?
The apparent depth of an object submerged in water is less than its actual depth. A coin is actually 5.00 in. from an observer’s eye just above the surface, but it appears to be only 4.25 in. The
A sign that weighs 275 lb hangs from the side of a building. The sign is supported by a cable angled at 45° from a rigid horizontal bar as shown in Fig. 9.47. Make a free-body diagram, and then find
A naval cruiser on maneuvers travels 54.0 km at 18.7° west of north, then turns and travels 64.5 km at 15.6° south of east, and finally turns to travel 72.4 km at 38.1° east of south. Find its
In order to move an ocean liner into the channel, three tugboats exert the forces shown in Fig. 9.30. What is the resultant of these forces? Fig.9.30 15.5° 22.2° 5500 Ib 6500 Ib 3500 Ib
A fire boat that travels 24.0 km/h in still water crosses a river to reach the opposite bank at a point directly opposite that from which it left. If the river flows at 5.0 km/h, what is the velocity
In a baseball field, the four bases are at the vertices of a square 90.0 ft on a side. The pitching rubber is 60.5 ft from home plate. See Fig. 9.76. How far is it from the pitching rubber to first
Find the indicated vector sums and differences with the given vectors by means of diagrams.A − B A B C D E
In widening a highway, it is necessary for a construction crew to cut into the bank along the highway. The present angle of elevation of the straight slope of the bank is 23.0°, and the new angle is
Solve the triangles with the given parts.a = 186, B = 130.0°, c = 106
Find the total length of the path of the laser beam that is shown in Fig. 9.65. Fig. 9.65 6.25 cm 31.8° 108.3⁰ Reflectors
Find the indicated vector sums and differences with the given vectors by means of diagrams.2D + A A B C D E
Find the required horizontal and vertical components of the given vectors. A wheelbarrow is being pushed with a force of 80 lb directed along the handles, which are at an angle of 20° above the
A plane leaves an airport and travels 624 km due east. It then turns toward the north and travels another 326 km. It then turns again less than 180° and travels another 846 km directly back to the
Add the given vectors by components. The displacement vectors in Fig. 9.29. 25.0° 22.3 km 62.6° 41.5 km 42.2° Fig. 9.29 ·X 51.6 km
A crowbar 1.5 m long is supported underneath 1.2 m from the end by a rock, with the other end under a boulder. If the crowbar is at an angle of 18° with the horizontal and a person pushes down,
Find the angle between the front legs and the back legs of the folding chair shown in Fig. 9.75. Fig. 9.75 21 in. 25 in. 19 in. —
Solve the triangles with the given parts.B = 40.6°, b = 7.00, c = 18.0
A scuba diver’s body is directed downstream at 75° to the bank of a river. If the diver swims at 25 m/min, and the water is moving at 5.0 m/min, what is the diver’s velocity?
An Amazon robot begins at point O and travels in a straight line across a warehouse floor to point A where it picks up some merchandise. It then turns a 35° corner and travels 32.5 m to point B
Add the given vectors by components. The force vectors in Fig. 9.28. 302 lb 45.4° 53.0° 155 lb Fig. 9.28 212 lb 30.8°
When an airplane is landing at an 8250-ft runway, the angles of depression to the ends of the runway are 10.0° and 13.5°. How far is the plane from the near end of the runway?
Find the indicated vector sums and differences with the given vectors by means of diagrams.3C + E A B C D E
Solve the triangles with the given parts.b = 14.5, c = 13.0, C = 56.6°
The robot arm shown in Fig. 9.74 places packages on a conveyor belt. What is the distance x? Fig. 9.74 2.50 m 102.0⁰ X 1.75 m Belt
Find the required horizontal and vertical components of the given vectors. A person applies a force of 210 N perpendicular to a jack handle that is at an angle of 25° above the horizontal. What are
Find the indicated vector sums and differences with the given vectors by means of diagrams.A + 2C A B C D E
Find the required horizontal and vertical components of the given vectors. The tension in a rope attached to a boat is 55.0 lb. The rope is attached to the boat 12.0 ft below the level at which it is
Add the given vectors by components. The velocity vectors in Fig. 9.27. 62.8⁰ 86.5 mi/h 40.5° X 62.0 mi/hr Fig. 9.27
Solve the triangles with the given parts.A = 77.06°, a = 12.07, c = 5.104
Find the distance from Atlanta to Raleigh, North Carolina, from Fig. 9.63. Fig. 9.63 Memphis 330 mi 640 mi 136° Atlanta Raleigh
A mine shaft goes due west 75 m from the opening at an angle of 25° below the horizontal surface. It then becomes horizontal and turns 30° north of west and continues for another 45 m. What is the
Add the given vectors by components. The displacement vectors in Fig. 9.26. 318 m 67.5⁰ 245 m/ -16.3⁰ Fig. 9.26 -X
Find the required horizontal and vertical components of the given vectors. Vehicles on either side of a canal are towing a barge in the canal. If one pulls with a force of 760 N at 18° with respect
Solve the triangles with the given parts.b = 7607, c = 4053, B = 110.09°
A passenger on a cruise ship traveling due east at a speed of 32 km/h notes that the smoke from the ship’s funnels makes an angle of 15° with the ship’s wake. If the wind is from the southwest,
In viewing an island from a ship, at a point 3.15 km from one end of the island, and 7.25 km from the other end, the island subtends an angle of 33.9°. What is the length of the island?
Find the indicated vector sums and differences with the given vectors by means of diagrams.B + 3E A B C D E
Find the tension T in the left guy wire attached to the top of the tower shown in Fig. 9.62. Fig. 9.62 105.6° 850 N 35.7°
As a satellite travels around Earth at an altitude of 22,320 mi, the magnitude of its linear velocity remains unchanged, but its direction changes continually, which means there is a change in
Use the law of sines to solve the given problems. Two ropes hold a 175-lb crate as shown in Fig. 9.61. Find the tensions T1 and T2 in the ropes. 42.0⁰ T₁ 175 Ib Crate Fig. 9.61 30.0° T₂
Find the indicated vector sums and differences with the given vectors by means of diagrams.B + E + A A B C D E
Solve the triangles with the given parts.A = 71.0°, B = 48.5°, c = 8.42
Find the required horizontal and vertical components of the given vectors. The end of a robot arm is 3.50 ft on a line 78.6° above the horizontal from the point where it does a weld. What are the
Three circles of radii 24 in., 32 in., and 42 in. are externally tangent to each other (each is tangent to the other two). Find the largest angle of the triangle formed by joining their centers.
Add the given vectors by components.A = 64, θA = 126°B = 59, θB = 238°C = 32, θC = 72°
The Pentagon (headquarters of the U.S. Department of Defense) is the largest office building in the world. It is a regular pentagon (five sides), 921 ft on a side. Find the greatest straight-line
Find the indicated vector sums and differences with the given vectors by means of diagrams.2A + D + E A B C D E
Solve the triangles with the given parts.a = 22.8, B = 33.5°, C = 125.3°
As a nuclear submarine moves eastward, it travels 0.50 km in a straight line as it descends 0.30 km below the surface. It then turns southward and travels 0.90 km in a straight line while
Find the required horizontal and vertical components of the given vectors. With the sun directly overhead, a plane is taking off at 125 km/h at an angle of 22.0° above the horizontal. How fast is
Find the indicated vector sums and differences with the given vectors by means of diagrams.B + D + A A B C D E
An airplane leaves an airport traveling 385 mi/h on a course 27.3° east of due north. Fifteen minutes later, a second plane leaves the same airport traveling 455 mi/h on a course 19.4° west of due
Add the given vectors by components.U = 0.364, θU = 175.7°V = 0.596, θV = 319.5°W = 0.129, θW = 100.6°
In navigation, one method of expressing bearing is to give a single angle measured clockwise from due north. A radar station notes the bearing of two planes, one 15.5 km away on a bearing of 22.0°,
In an aerial photo of a triangular field, the longest side is 86.0 cm, the shortest side is 52.5 cm, and the largest angle is 82.0°. The scale is 1 cm = 2 m. Find the actual length of the third side
Solve the triangles with the given parts.A = 132.0°, b = 0.750, C = 32.0°
On a mountain trek, a pack mule becomes obstinate and refuses to move. One man pulls on a rope attached to the mule’s harness at 15° to the left of straight ahead with a force of 320 N, and a
Find the required horizontal and vertical components of the given vectors. A car traveling at 25 mi/h hits a stone wall at an angle of 65° with the wall. What is the component of the car’s
Use the law of cosines to solve the given problems. Find the length of the chord intercepted by a central angle of 54.2° in a circle or radius 18.0 cm.
Add the given vectors by components.R = 630,θR = 189.6°F = 176, θF = 320.1°T = 324, θT = 75.4°
Use the law of sines to solve the given problems. The loading ramp at a delivery service is 12.5 ft long and makes a 18.0° angle with the horizontal. If it is replaced with a ramp 22.5 ft long, what
Find the indicated vector sums and differences with the given vectors by means of diagrams.A + C + E A B C D E
Solve the triangles with the given parts.A = 48.0°, B = 68.0°, a = 145

Showing 5200 - 5300 of 9193

First
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
Last

Services

Sitemap
Fun
Definitions
Become Tutor
Study Help Categories
Recent Questions
Expert Questions

Company Info

Security
Copyrights
Privacy Policy
Terms & Conditions
SolutionInn Fee
Scholarship

Get In Touch

About Us
Contact Us
Career
Jobs
FAQ
Campus Ambassador

Secure Payment

Download Our App

© 2024 SolutionInn. All Rights Reserved